Home / 28,454.22-39,250.44-16,516.02

Finding the Fourth Proportional to 28,454.22, 39,250.44 and 16,516.02

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Solution

The fourth proportional to 28,454.22, 39,250.44 and 16,516.02 is: 22,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,454.22 : 39,250.44 = 16,516.02 : x
  2. Step 2: Convert to fraction form
    28,454.22/39,250.44 = 16,516.02/x
  3. Step 3: Cross multiply
    28,454.22x = 39,250.44 × 16,516.02
  4. Step 4: Simplify right side
    28,454.22x = 648,261,052.05
  5. Step 5: Solve for x
    x = 648,261,052.05/28,454.22
  6. Step 6: Final answer
    x = 22,782.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.